{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "After a short period of basal activity recording , epileptic focus was induced by injecting 400IU / 2 microl penicillin - G potassium into the left lateral ventricle while the cortical activity was continuously recorded ."}
{"Disease": ["epileptic"], "Chemical": ["penicillin - G potassium"]}